CN203461075U - Marine adjustable-pitch all-direction blade pitch feedback mechanism - Google Patents
Marine adjustable-pitch all-direction blade pitch feedback mechanism Download PDFInfo
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- CN203461075U CN203461075U CN201320494064.2U CN201320494064U CN203461075U CN 203461075 U CN203461075 U CN 203461075U CN 201320494064 U CN201320494064 U CN 201320494064U CN 203461075 U CN203461075 U CN 203461075U
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Abstract
The utility model relates to a marine adjustable-pitch all-direction blade pitch feedback mechanism. The mechanism is characterized in that the feedback mechanism using an inner oil pipe of a propeller shaft as a sample point comprises a slide block, horizontal connecting rods, an L-shaped vertical connecting rod, a support, a feedback rod, guide rods, feedback springs, a feedback board mounting base, a feedback board, a universal ball, a pitch feedback rod and a pitch pointer, wherein the slide block is connected to the inner oil pipe of the propeller shaft through a ball bearing; the feedback board mounting base and the support are fixedly mounted on a steering vertical post; an intersection fulcrum of two linear segments of the L-shaped vertical connecting rods locates on the support; the feedback board mounting base is provided with limiting posts and the guide rods; the feedback board is located on the feedback board mounting base; the feedback springs locate on the limiting posts between the feedback board and the feedback board mounting base; the feedback rod is fixedly connected with the feedback board; the feedback board is fixedly connected with one end of the pitch feedback rod through the universal ball; a pitch sensor is driven on the pitch feedback rod.
Description
Technical field
The utility model relates to a kind of pitch feedback mechanism of adjustable pitch full circle swinging, relates in particular to a kind of being installed in variable-pitch full circle swinging, for accurately controlling and feeding back the pitch feedback mechanism of blade under water.
Background technology
Adjustable pitch full circle swinging is widely used in the numerous areas such as craft tug, fire fighting ship, repair ship (crane ship, scientific investigation ship, drive body hopper etc.), ferry boat, it is the marine propeller that a kind of part is various, mechanism is complicated, only have at present the external producer of part to produce, its built-in pitch feedback mechanism is such angle of rake core component, and its performance directly affects angle of rake performance.The pitch feedback mechanism of adjustable pitch full circle swinging requires flexible movements, feedback accurately, mutually motion and non-interference.It not only can do 360 ° of any directions rotations by lower apron by the full circle swinging that pitch feedback mechanism is housed, and blade pitch can also change, by the pitch feedback mechanism Real-time Feedback pitch angle of blade under water, make ship operation performance more flexibly, more convenient and quicker.
Conventional all-direction propeller is only furnished with the screw propeller of fixed pitch, regulates the thrust size of boats and ships by changing engine speed, and the thrust below main frame idling is seldom utilized, and main frame can not attach other equipment.Increase along with some boats and ships functions, require main frame not only will be with propulsion system also will be with the equipment such as fire pump, electrical generator, and these attendant equipments all need stable rotating speed to carry out work, the screw propeller that propulsion system re-uses fixed pitch is just improper, over against this operating mode, we have designed the transformable all-direction propeller of blade pitch, and the pitch angle of blade under water can accurately be controlled and feed back to supporting pitch feedback mechanism of the present utility model.
Utility model content
The purpose of this utility model is: for the deficiency of above-mentioned operating mode, provide a kind of blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel.
The purpose of this utility model is achieved in that a kind of blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel, it is characterized in that: it is sample point that feedback mechanism be take the Inner oil pipe of oar axle, feedback mechanism comprises slide block, waling stripe, the vertical connecting rod of " L " shape, support, feedback rod, pilot bar, feedback spring, feedback board mount pad, feedback board, Universal caster, pitch feedback rod and pitch pointer, wherein:
A) slide block is connected with the Inner oil pipe of oar axle by antifriction-bearing box; Feedback board mount pad and support are fixedly mounted on comes about on column, and the fulcrum of the intersection of vertical connecting rod two linear portions of " L " shape is positioned on support;
B) feedback board mount pad is provided with limited post and pilot bar, feedback board is provided with the hole corresponding with limited post and pilot bar, feedback board is positioned on feedback board mount pad by limited post and pilot bar, and feedback spring is on one section of limited post between feedback board and feedback board mount pad;
C) two ends of waling stripe are hinged with a rectilinear end of slide block and the vertical connecting rod of " L " shape respectively; Another rectilinear end and feedback rod one end of the vertical connecting rod of " L " shape are hinged, and feedback rod is fixedly connected with feedback board through feedback board mount pad; Feedback board is connected with pitch feedback rod one end by Universal caster, drives pitch sensor on pitch feedback rod.
In the utility model: have symmetrical two waling stripes and two symmetrical vertical connecting rods of " L " shape in feedback mechanism, two vertical connecting rods of " L " shape share a fulcrum, wherein, two waling stripe one end are hinged with slide block respectively, their other end is hinged with vertical connecting rod one rectilinear end of " L " shape of homonymy respectively, and another rectilinear end and the same feedback rod of two vertical connecting rods of " L " shape are hinged.
In the utility model: described pitch feedback rod and pitch sensor are joined protective case.
In the utility model: be provided with pointer on pitch feedback rod, the guard shield corresponding with hand motion region is provided with observation window.
The utility model has the advantage of, because the motion of the Inner oil pipe of oar axle is consistent with blade, feedback mechanism be take the Inner oil pipe of oar axle and can accurately be reflected Changing Pattern and the rangeability of blade as sample point; Whole feedback system is: first by waling stripe and the vertical connecting rod of " L " shape, the horizontal motion of slide block is converted into along the swing of fulcrum on support, drive feedback board up-and-down movement, by feedback board, drive the synchronous up-and-down movement of pitch feedback rod, by pitch pointer, transmit visual information, by pitch sensor passes electronic information; Because feedback board mount pad and support are fixedly mounted on, come about on column, in working process, between feedback mechanism and ship propeller, kept synchronism; Because feedback board mount pad and feedback board are installed by limited post, pilot bar and feedback spring combination, in work, can prevent feedback board horizontal hunting, can, with the pulling force of feedback rod and the thrust up-and-down movement of feedback spring, improve the precision of feedback information again.Feedback system compact conformation, feedback accuracy is high.
Accompanying drawing explanation
Fig. 1 is the basic structure schematic diagram of the utility model embodiment;
Fig. 2 is the right elevation of Fig. 1;
Fig. 3 is the partial enlarged drawing of A in Fig. 2;
Fig. 4 is the partial enlarged drawing of B in Fig. 1.
In figure: 1, slide block, 2, waling stripe, 3, the vertical connecting rod of " L " shape; 4, support, 5, feedback rod, 6, pilot bar; 7, feedback spring, 8, feedback board mount pad, 9, feedback board; 10, Universal caster, 11, pitch feedback rod, 12, pitch pointer; 13, protective case, 14, pitch sensor, 15, limited post; 16, oar axle, 17, Inner oil pipe.
The specific embodiment
Accompanying drawing discloses concrete structure of the present utility model without limitation, and below in conjunction with accompanying drawing, the utility model will be further described.
From Fig. 1-Fig. 4, the utility model is characterized in that: it is sample point that feedback mechanism be take the Inner oil pipe 17 of oar axle 16, feedback mechanism comprises slide block 1, waling stripe 2, the vertical connecting rod 3 of " L " shape, support 4, feedback rod 5, pilot bar 6, feedback spring 7, feedback board mount pad 8, feedback board 9, Universal caster 10, pitch feedback rod 11 and pitch pointer 12, wherein:
Slide block 1 is connected with the Inner oil pipe 17 of oar axle 16 by antifriction-bearing box; Feedback board mount pad 8 and support 4 are fixedly mounted on comes about on column, and the fulcrum of the intersection of 3 liang of linear portions of the vertical connecting rod of " L " shape is positioned on support 4.
Feedback board mount pad 8 is provided with limited post 15 and pilot bar 6, feedback board 9 is provided with the hole corresponding with limited post 15 and pilot bar 6, feedback board is positioned on feedback board mount pad 8 by limited post 15 and pilot bar 6, and feedback spring 7 is on one section of limited post 15 between feedback board 9 and feedback board mount pad 8.
The two ends of waling stripe 2 are hinged with a rectilinear end of slide block 1 and the vertical connecting rod 3 of " L " shape respectively; Another rectilinear end and feedback rod 5 one end of the vertical connecting rod 3 of " L " shape are hinged, and feedback rod 5 is fixedly connected with feedback board 9 through feedback board mount pad 8; Feedback board 9 is connected with pitch feedback rod 11 one end by Universal caster 10, drives pitch sensor 14 on pitch feedback rod 11.
In the present embodiment: in feedback mechanism, have two symmetrical waling stripes 2 and two symmetrical vertical connecting rods 3 of " L " shape, two vertical connecting rods 3 of " L " shape share a fulcrum, wherein, two waling stripe 2 one end are hinged with slide block 1 respectively, their other end is hinged with vertical connecting rod 3 one rectilinear ends of " L " shape of homonymy respectively, and another rectilinear end and the same feedback rod 5 of two vertical connecting rods 3 of " L " shape are hinged.
In the present embodiment: described pitch feedback rod 11 and pitch sensor 14 are joined protective case 13.
In the present embodiment: pitch feedback rod 11 is provided with pointer, the guard shield corresponding with hand motion region is provided with observation window.
During actual use, main frame arrives transmission of power with constant rotating speed the oar axle 16 of rudder oar, and oar axle 16 is done along pointer or left-hand revolution around axis, and when slide block 1 side-to-side movement, waling stripe 2 rotates around fulcrum, and is delivered to feedback board 9 by pitch feedback rod 11.During full circle swinging 360 degree revolution, all lower aprons (comprise pitch feedback mechanism, feedback board etc.) all will be around the revolution arbitrarily of vertical axis 360 degree, now feedback board 9 should turn round up-and-down movement feedback pitch again around axis 360 degree, by feedback spring 7, Universal caster 10 is contacted all the time with feedback board 9, Universal caster 10 rolls on feedback board 9, simultaneously with feedback board 9 up-and-down movements, piston movement stroke is delivered to pitch feedback rod 11 the most at last, pitch feedback rod 11 is connected with pitch sensor 14 with pitch pointer 12 simultaneously, pitch pointer 12 indication pitch feedback rod 11 strokes, this trip and the linear ratio of blade pitch, pitch sensor 14 sends a signal to control system and pitch indicator.
Claims (4)
1. the blade pitch feedback mechanism of an adjustable pitch full circle swinging peculiar to vessel, it is characterized in that: it is sample point that feedback mechanism be take the Inner oil pipe of oar axle, feedback mechanism comprises slide block, waling stripe, the vertical connecting rod of " L " shape, support, feedback rod, pilot bar, feedback spring, feedback board mount pad, feedback board, Universal caster, pitch feedback rod and pitch pointer, wherein:
A) slide block is connected with the Inner oil pipe of oar axle by antifriction-bearing box; Feedback board mount pad and support are fixedly mounted on comes about on column, and the fulcrum of the intersection of vertical connecting rod two linear portions of " L " shape is positioned on support;
B) feedback board mount pad is provided with limited post and pilot bar, feedback board is provided with the hole corresponding with limited post and pilot bar, feedback board is positioned on feedback board mount pad by limited post and pilot bar, and feedback spring is on one section of limited post between feedback board and feedback board mount pad;
C) two ends of waling stripe are hinged with a rectilinear end of slide block and the vertical connecting rod of " L " shape respectively; Another rectilinear end and feedback rod one end of the vertical connecting rod of " L " shape are hinged, and feedback rod is fixedly connected with feedback board through feedback board mount pad; Feedback board is connected with pitch feedback rod one end by Universal caster, drives pitch sensor on pitch feedback rod.
2. the blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel according to claim 1, it is characterized in that: in feedback mechanism, have symmetrical two waling stripes and two symmetrical vertical connecting rods of " L " shape, two vertical connecting rods of " L " shape share a fulcrum, wherein, two waling stripe one end are hinged with slide block respectively, their other end is hinged with vertical connecting rod one rectilinear end of " L " shape of homonymy respectively, and another rectilinear end and the same feedback rod of two vertical connecting rods of " L " shape are hinged.
3. the blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel according to claim 1 and 2, is characterized in that: described pitch feedback rod and pitch sensor are joined protective case.
4. the blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel according to claim 3, is characterized in that: pitch feedback rod is provided with pointer, and the guard shield corresponding with hand motion region is provided with observation window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320494064.2U CN203461075U (en) | 2013-08-14 | 2013-08-14 | Marine adjustable-pitch all-direction blade pitch feedback mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320494064.2U CN203461075U (en) | 2013-08-14 | 2013-08-14 | Marine adjustable-pitch all-direction blade pitch feedback mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203461075U true CN203461075U (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320494064.2U Withdrawn - After Issue CN203461075U (en) | 2013-08-14 | 2013-08-14 | Marine adjustable-pitch all-direction blade pitch feedback mechanism |
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| CN (1) | CN203461075U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407564A (en) * | 2013-08-14 | 2013-11-27 | 南京高精船用设备有限公司 | Marine adjustable-pitch all-direction blade pitch feedback mechanism |
| CN104986304A (en) * | 2015-05-22 | 2015-10-21 | 武汉海王机电工程技术公司 | Vane angle signal transmitter |
| CN109733577A (en) * | 2019-03-12 | 2019-05-10 | 中国船舶重工集团公司第七0四研究所 | Floating type screw pitch indicating mechanism |
-
2013
- 2013-08-14 CN CN201320494064.2U patent/CN203461075U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407564A (en) * | 2013-08-14 | 2013-11-27 | 南京高精船用设备有限公司 | Marine adjustable-pitch all-direction blade pitch feedback mechanism |
| CN103407564B (en) * | 2013-08-14 | 2015-07-29 | 南京高精船用设备有限公司 | The blade pitch feedback mechanism of adjustable pitch full circle swinging peculiar to vessel |
| CN104986304A (en) * | 2015-05-22 | 2015-10-21 | 武汉海王机电工程技术公司 | Vane angle signal transmitter |
| CN104986304B (en) * | 2015-05-22 | 2017-03-01 | 武汉海王机电工程技术公司 | Vane angle sender unit |
| CN109733577A (en) * | 2019-03-12 | 2019-05-10 | 中国船舶重工集团公司第七0四研究所 | Floating type screw pitch indicating mechanism |
| CN109733577B (en) * | 2019-03-12 | 2023-11-17 | 中国船舶重工集团公司第七0四研究所 | Floating type pitch indicating mechanism |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140305 Effective date of abandoning: 20150729 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140305 Effective date of abandoning: 20150729 |
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| RGAV | Abandon patent right to avoid regrant |